| << Click to Display Table of Contents >> Navigation: Humidity & Temperature Devices > Transmitter > HF7A > Dimensions | 

| Extension order code | Probe diameter | Probe length | Housing transmitter | 
| S | Ø 25 / 15 mm | 280 mm | 100 x 100 mm | 
| 1 | 430 mm | ||
| 2 | 580 mm |